Flora of North America species comparison

erect, unbranched or branched distally, hollow.

erect, clustered, branched.

basal and cauline, green;

stipules 5–20 mm;

basal petioles 10–25 cm, cauline 1–4 cm;

leaflets 5–10, blades 30–80(–130) × 5–8 mm, adaxial surface strigose, hairs less than 1 mm.

cauline;

stipules 5–14 mm;

petiole 4–7(–10) cm;

leaflets 5–10, blades 30–60 × 6–12 mm, adaxial surface pubescent.

5–28 cm, usually exceeding leaves;

flowers dense.

20–45 cm;

flowers ± whorled or not.

4–17 cm;

bracts persistent, 5–10 mm.

5–12 cm;

bracts deciduous, 4–11 mm.

1–3 mm.

5–10 mm.

10–12 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire, 5–6 mm, adaxial lobe 2-toothed, 4–7 mm;

corolla violet to dark blue, banner patch orange to red, banner usually glabrous abaxially, rarely hairy, lower keel margins glabrous, adaxial margin densely ciliate.

12–18 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire, 10–15 mm, adaxial lobe 2-toothed, 8–10 mm;

corolla violet to blue, banner patch yellowish to white or absent, banner glabrous abaxially, lower keel margins glabrous, adaxial margin ciliate middle to tip.

1.5–2 cm, hairy to woolly.

dark, 4–6 cm, hairy.

deciduous, petiolate.

deciduous, petiolate.

4–6, brown, mottled tan, 3–4 mm.

6–8, brownish to gray, 5–6 mm.